SC174MLTRT View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC174MLTRT

4A EcoSpeed™ Synchronous Step-Down Regulator with Optional Ultrasonic Power Save

Semtech Corporation 

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SC174

Electrical Characteristics (continued)

Unless specified: VIN =5V, TA=+25°C for Typ, -40°C to +85°C for Min and Max, TJ < 125°C

Parameter

Symbol

Conditions

Gate Drivers

BST Switch On resistance

Internal Power MOSFETs

Current Limit

Valley Current Limit, VDD=5V

Valley Current Limit, VDD=3V

LX Leakage Current

VIN=5.5V, LX=0V, High Side

Switch Resistance

High Side

Low Side

Non-overlap time (1)

Note:

(1) Typical value from EVB, not ATE tested.

Min Typ Max Units

25

45

Ω

4.5

A

3.5

4

1

10

µA

50

75

mΩ

40

65

30

ns

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